草本植被區 的英文怎麼說

中文拼音 [cǎoběnzhíbèi]
草本植被區 英文
grassland
  • : Ⅰ名詞1 (草本植物的統稱) grass 2 (指用作燃料、飼料等的稻、麥之類的莖和葉) straw 3 (草稿) dra...
  • : i 名詞1 (草木的莖或根)stem or root of plants 2 (事物的根源)foundation; origin; basis 3 (本錢...
  • : Ⅰ動詞1. (栽種) plant; grow; cultivate 2. (樹立) establish; set up Ⅱ名詞(姓氏) a surname
  • : Ⅰ名詞1 (被子) quilt 2 (姓氏) a surname Ⅱ動詞[書面語]1 (復蓋) cover; spread 2 (遭受) suffe...
  • : 區名詞(姓氏) a surname
  • 草本 : herbaceous; herbal草本植物 herb; herbage; herbaceous plant
  • 植被 : vegetation; vegetative cover植被層 vegetable layer; 植被帶 [植物學] zone of vegetation; 植被類型 vegetation form
  1. The reproductive characteristics and population structure of artemisia ordosica, hedysantm scoparium, caragana korshinskii and the reproductive characteristics of annual plants eragrostis poaeoides and bassia dasyphylla were observed in shapotou artificial revegetation area. stability of the artificial vegetation was appraised from the views of its persistence and variability under local natural condition. the study showed that : the artificial - natural vegetation built with sandbreaks and plants is stable in shapotou area

    通過對沙坡頭人工固沙主要建種群檸條( caraganakorshinskii ) 、花棒( hedysarumscoparium )和油蒿( artemisiaordosica )的繁殖特性及種群結構的研究,以及自然侵入的一年生物小畫眉( eragrostispoaeoides )和霧冰藜( bassiadasyphylla )繁殖特性的研究,探討了在的持久性和變異性,分析評價了主要受惡劣環境壓力下的人工固沙的穩定性。
  2. Vegetation dynamics and soil characteristics of different period abandoned land was conducted in typical steppe at xilinguole league and meadow steppe at hulunbeier league, inner mongolia. the results showed : the function community of annual plants, perennial rhizornatous grasses and perennial rosette grasses were appeared at different succession stage of abandoned land in typical steppe and meadow steppe

    試驗分別在內蒙古錫林郭勒盟典型原帶和呼倫貝爾盟原帶對不同撂荒年限的撂荒地動態及土壤特性進行了研究,目的是探討撂荒地演替的規律,為撂荒地的重建提供理論依據。
  3. The thesis is based on income question, forest coverage rate and grop production. to beging with, date envelopment analysis is proved that it can be applicated into grain for green in shan - bei district, and then in view of the fact, seven esential factors which have influence on the project are found out : expense of dam, expense of crop, expense of cash tree, expense of defense tree, other economic crop, expense of grass and graziery ; and the output factors include : income of gdp, pure income per captia, the area of decreasing land loss, graziery income, crop production, income of tree, the totle income of economic crop. after the date of each facts are puted into dea model, unefficiencial decision making units ( dmu ) found. the data that are got through adjusting unefficiencial dmus dy dea can offer guide in shanbei district upgrading of an industrial structure. at the same time, taking into account some possible problems in or after grain for green in shan - bei district, the thesis bring out some propesal to improve the circ umstance, enhance the life level and put the relation of population, resource and circumstance into a healthy orbit

    因此,加快退耕還林還,調整土地利用結構和產業結構,已成為實現山川秀美工程和可持續發展戰略的必經之路。論文以解決陜北地的收入問題,問題以及糧食產量問題為出發點,首先從理論上分析了包絡分析方法在陜北地退耕還林()中運用的可行性,然後結合陜北地目前的實際情況,綜合分析出影響陜北地退耕還林()的關鍵的七個因素作為輸入指標:水利水保設施投入,農作物投入,經濟林種支出,防護林支出,其它經濟作物,類支出,畜牧業投入;以退耕還林所要解決的最終問題作為輸出指標: gdp收入、農民人均純收入、水土流失減少量、牧業總產值、糧食產量、林業總產值、其他經濟作物總產值。將各指標所對應的數據代入模型后,通過分析求解得出非有效的決策單元,再運用包絡分析方法的一些基原理對非有效的決策單元進行調整,由此所得的數據對陜北地的實際投入具有很好的指導意義。
  4. The species were separately caragana korshinskii hydysarum scoparim artemisia ordosica in shrubs layer, eragrostis poaeoides bassia dasyphylla in herbs layer, bryum argenteum barbula ditrichodies in microbiotic crusts layer. and the dominant species of them were artemisia ordosica eragrostis poaeoides bryum argenteum respectively. due to the different time and the topographical varieties in the fixing - sand region, the horizontal structure of artificial vegetation manifested out the mosaic characteristics

    灌木片層的主要物種是檸條( caraganakorshinskii ) 、花棒( hydysarumscoparim ) 、油蒿( artemisiaordosica )等灌木物,其中優勢種為油蒿;片層的主要物種有小畫眉( eragrostispoaeoides ) 、霧冰藜( bassiadasyphylla )等,其中優勢種是小畫眉;生物結皮由藻類和苔鮮類構成,其中,銀葉真鮮( bryumargenteum夕為固沙鮮類地層優勢成分。
  5. In different phases of development, vegetation systems in this region have changed from pioneer herbage species initially recovering in abandoned cropping lands ( bothriochloa ischemum, artenmisia giradii and stipa bungeana, artenmisia sacrorum, spodiopogen sibiricus and sophora flavecens, themeda japonica, and arundinella anomala ) to secondary shrubs ( hippophae rhamnoides, sophora viciifdia, and ostryopsis davidiana ), early forest community ( populus davidiana, betula platyphylla and platycladus orientalis with arbors or shrub assembling ), and finally liaotungesis community as the mature forest. in this study, soil profiles ( 0 - 5, 5 - 15, 15 - 25, 25 - 35, 35 - 50 cm soil layers ) were selected from typical vegetation systems representing for vegetation successions in the region

    北部目前還保存有空間上完整的正向演替系列,即棄耕地先鋒群落群落(白羊bothriochloaischemum 、茭蒿artenmisiagiradii +長茅stipabungeana 、鐵桿蒿artenmisiasacrorum 、大油芒spodiopogensibiricus +苦參sophoraflavecens 、黃菅themedajaponica或野古arundinellaanomala )灌叢群落(沙棘hippophaerhamnoides 、狼牙刺sophoraviciifdia 、虎榛子ostryopsisdavidiana )早期森林群落(喬灌群聚、山楊populusdavidiana 、白樺betulaplatyphylla 、側柏platycladusorientalis 、 )遼東櫟群落( quercusliaotungensis ) 。
  6. Due to different exploitation intensity and ecological restoration measures used in hongchiba region, wuxi county, the vegetation have been formed a series of succession stages, i. e. herbaceous stage scrub - shrub stage - shrub - tree stage - pure larix daempferi conifer forest stage - pinus armandii needle broad - leaved mixed forest stage - natural deciduous broad - leaved forest

    巫溪縣紅池壩地由於歷史上開發強度和生態恢復措施的不同,使當地形成了從群落灌木灌叢林灌過渡帶日落葉松( larixdaempferi )針葉純林華山松( pinusarmandii )針闊葉混交林天然闊葉落葉林的一系列生態恢復演替階段。
  7. In this dissertation, the author analyzed plant biodiversity in yunmengshan forest region with field survey on plant species and forest vegetation, the results show that : the vascular plants in yunmengshan forest region include 548 species ( variation ) which belong to 319 genera, 98 families, the flora geographical composition are complex, the dominant characteristics of flora are temperate zone plants which account for 55 percent, herbaceous species occupy 75 percent exclusively. evaluating the threatened hierarchy of plants in yunmengshan forest region, the results show that the number of critically endangered species is 7, endangered species isll, vulnerable species is 53, lower risk species is79, safty species 376

    文在對雲蒙山林物物種、進行調查的基礎上,進行物多樣性分析,研究結果如下:雲蒙山林共有維管束物98科319屬548種和變種,地理成分復雜,包括中國全部屬的15個分佈類型,系組成以溫帶成分為主,佔55 ;生活型譜中,物種類占絕對優勢,比例為75 . 3 ;通過瀕危評價,得出雲蒙山林物極危種7種,瀕危種11種,漸危種53種,敏感種79種,安全種376種。
  8. During the little ice age precipitation is little. due to different resolution, every record has difference in detail and also reflects area character

    結合孢粉資料分析,在冷暖氣候變化中類型變化不大,以落葉闊葉木為主,為輔。
  9. ( 3 ) 6000 - 5000ab. p, through comprehensive analysis of these proxy climatic substitute indexes indicates : this was a dry and cold period in which the temperature was the lowest and the precipitation was the least ; the vegetation may mainly be forest prairie ; in the early stage of the period appeared yangshao middle culture - the prosperous culture of miaodigou type, and in the late stage there was yangshao late culture - the culture of xiwang village type

    P出現了老官臺文化,中後期即老官臺文化之後,出現了仰韶早期文化。門) 6000 5000ab p ,綜合多氣候代用指標的分析結果表明:期氣候為全新世以來溫度最低、降水量最少的最乾冷時期,在這種乾冷氣候條件下,在前期氣候最適宜期發育的森林發生了退化,當時的可能以森林原為主。
  10. The purpose of this theme is to classify sar images into four regions : man - made targets ( vehicles and buildings ), natural targets ( trees and shrubbery ), background ( field and grass ) and shadow ( the target shadow and mirror scatter ). on the one hand, the processed results can be directly used as image product, which offer necessary parameters for expert ' s interpretation to build up an independent auxiliary interpreting system. on the other hand, the results can be introduced into sar image interpreting system as the replacing target detection and discrimination models with layer rois ( region of interest ) in order to provide potential target chips

    具體內容為:根據sar圖像基特性,提取可靠特徵,將圖像分為人造目標(機動車輛、建築物等) 、自然目標(樹木、灌木、樹林等) 、背景(地、平地、等)和陰影(目標陰影、鏡面散射體等)四種類別,為不同的應用提供對應的感興趣域( roi ) 。
  11. North american woodland herb similar to and used as substitute for the chinese ginseng

    北美森林地的一種物,與中國的人參相似,通常用作中國人參的替代品。
  12. 2. the structure of artificial vegetation in shapotou region the structure of vegetation usually consisted of a vertical structure and a horizontal structure of vegetation. based on the vertical structure of vegetation, there were three layers of artificial vegetation in shapotou region

    2 、垂直結構及水平結構:沙坡頭地人工固沙垂直結構可分為三個顯著的片層結構:灌木片層、片層和生物結皮片層。
  13. The community productivity, structure and succession are significantly influenced by global climate changes. this study focused on soil respiration rate of stipa baicalensis grassland by using dynamic infrared gas absorbed method. we analyzed diurnal pattern of soil respiration rate and the influences of surface soil temperature and water content for this parameter, then compared the differences between day and night soil respiration rates, and explored the correlations between aboveground and underground biomass with the soil respiration

    溫帶的半乾旱、半濕潤原屬于過渡氣候影響下形成的類型,對環境氣候條件變化十分敏感,為了揭示半乾旱、半濕潤原生態系統土壤碳素釋放規律及其對主要環境因子的響應,研究採用動態室紅外氣體吸收法測定松嫩原典型群落? ?貝加爾針茅群落土壤呼吸速率,分析了土壤呼吸速率日變化規律及表層土壤溫度和含水量對土壤呼吸速率日變化的影響,比較了土壤呼吸速率的晝夜差異,探討了地上生物量和地下生物量與土壤呼吸速率之間的相關關系。
  14. The others showed partly decreased, but the degradation of vegetation were obviously in lower reaches of tarim and cherchen river ; in the mountain area of southern xingjian, the forest area were increased, and the others decreased ; in northern xingjian, both the mountain and the plain area increased. they showed the decrease of desert and the increase of oasis ; the change of vegetation cover in the hexi corridor - alax desert were not obviously ; but in chai - damu basin, the area of desert and low cover grassland increased, the others vegetation decreased, especially in the high cover grassland. that showed the great degradation of ecosystem, and the most of degradation was shown in the north hillside of the arjin mountain and qi - lian mountain

    而從各個分來看,情況不盡相同:南疆地平原綠洲面積擴大,荒漠面積基不變,其他類面積不同程度縮小,而在塔里木河下游、車爾臣河下游退化;南疆山地森林面積略有增加,其他類面積略有縮小;北疆的平原和山狀況均有改善,表現為荒漠面積縮小,綠洲面積增加;河西走廊一阿拉善地總體變化不大;但是柴達木盆地的荒漠面積、低覆蓋度地增加,其他類,尤其是甚高覆蓋度甸)的面積縮小,表明該地的生態環境退化,而退化表現的主要地在環柴達木盆地的阿爾金山和祁連山的北坡。
  15. We obtain the chengdu area plain vegetation that occupies the superiority by the herbaceous plants through the palynological analyses. the local area is the low - lying wetland. it was growing the massive ferns that like wet environment and the trees on a higher knoll and the mountainous region

    通過孢粉分析得出成都平原地物占優勢,局部地為低洼的濕地,生長著大量喜濕的蕨類物,在平原周圍較高的丘陵和山地上生長著喬木。
  16. Envi, a software that can deal with remote sensing image, was used to process tm image. according to the investigation on the spot, the grassland taxonomy of our country and the criterion of estimating environment quality, the vegetative cover in the source area of the yellow river was classified as five kind in this thesis

    文利用envi遙感圖像處理軟體加工處理的tm衛星影像,根據實地調查,按全國地調查統一分類法,結合生態環境質量評價標準,文將黃河源覆蓋劃分為5個等級,並採用非監督分類法對黃河源tm影像進行分類。
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